Review code changes, open coding issues, publish release notes. Every one is ready to run, and you can adjust it in plain language.
Link changed scope to the earlier sign-off and pending review.
Keep scope changes from moving ahead on an old sign-off. Your delivery manager gets a fresh review with the changed terms and earlier decision linked.
Keep changed scope approvals from passing into the next handoff.
Your client scope changes reach the right reviewer before work moves forward, with the earlier decision linked for context.